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Diffstat (limited to '')
| -rw-r--r-- | src/tools/cephfs/EventOutput.cc | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/tools/cephfs/EventOutput.cc b/src/tools/cephfs/EventOutput.cc new file mode 100644 index 000000000..8cb235a82 --- /dev/null +++ b/src/tools/cephfs/EventOutput.cc @@ -0,0 +1,153 @@ +// -*- mode:c++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * ceph - scalable distributed file system + * + * copyright (c) 2014 john spray <john.spray@inktank.com> + * + * this is free software; you can redistribute it and/or + * modify it under the terms of the gnu lesser general public + * license version 2.1, as published by the free software + * foundation. see file copying. + */ + + +#include <iostream> +#include <fstream> + +#include "common/errno.h" +#include "mds/mdstypes.h" +#include "mds/events/EUpdate.h" +#include "mds/LogEvent.h" +#include "JournalScanner.h" + +#include "EventOutput.h" + + +int EventOutput::binary() const +{ + // Binary output, files + int r = ::mkdir(path.c_str(), 0755); + if (r != 0) { + r = -errno; + if (r != -EEXIST) { + std::cerr << "Error creating output directory: " << cpp_strerror(r) << std::endl; + return r; + } + } + + for (JournalScanner::EventMap::const_iterator i = scan.events.begin(); i != scan.events.end(); ++i) { + bufferlist bin; + std::stringstream filename; + if (auto& le = i->second.log_event; le) { + le->encode(bin, CEPH_FEATURES_SUPPORTED_DEFAULT); + filename << "0x" << std::hex << i->first << std::dec << "_" << le->get_type_str() << ".bin"; + } else if (auto& pi = i->second.pi; pi) { + pi->encode(bin); + filename << "0x" << std::hex << i->first << std::dec << "_" << pi->get_type_str() << ".bin"; + } + + std::string const file_path = path + std::string("/") + filename.str(); + std::ofstream bin_file(file_path.c_str(), std::ofstream::out | std::ofstream::binary); + bin.write_stream(bin_file); + bin_file.close(); + if (bin_file.fail()) { + return -EIO; + } + } + std::cerr << "Wrote output to binary files in directory '" << path << "'" << std::endl; + + return 0; +} + +int EventOutput::json() const +{ + JSONFormatter jf(true); + std::ofstream out_file(path.c_str(), std::ofstream::out); + jf.open_array_section("journal"); + { + for (JournalScanner::EventMap::const_iterator i = scan.events.begin(); i != scan.events.end(); ++i) { + if (auto& le = i->second.log_event; le) { + jf.open_object_section("log_event"); + le->dump(&jf); + jf.close_section(); // log_event + } else if (auto& pi = i->second.pi; pi) { + jf.open_object_section("purge_action"); + pi->dump(&jf); + jf.close_section(); + } + } + } + jf.close_section(); // journal + jf.flush(out_file); + out_file.close(); + + if (out_file.fail()) { + return -EIO; + } else { + std::cerr << "Wrote output to JSON file '" << path << "'" << std::endl; + return 0; + } +} + +void EventOutput::list() const +{ + for (JournalScanner::EventMap::const_iterator i = scan.events.begin(); i != scan.events.end(); ++i) { + if (auto& le = i->second.log_event; le) { + std::vector<std::string> ev_paths; + EMetaBlob const *emb = le->get_metablob(); + if (emb) { + emb->get_paths(ev_paths); + } + + std::string detail; + if (le->get_type() == EVENT_UPDATE) { + auto& eu = reinterpret_cast<EUpdate&>(*le); + detail = eu.type; + } + + std::cout << le->get_stamp() << " 0x" + << std::hex << i->first << std::dec << " " + << le->get_type_str() << ": " + << " (" << detail << ")" << std::endl; + for (std::vector<std::string>::iterator i = ev_paths.begin(); i != ev_paths.end(); ++i) { + std::cout << " " << *i << std::endl; + } + } else if (auto& pi = i->second.pi; pi) { + std::cout << pi->stamp << " 0x" + << std::hex << i->first << std::dec << " " + << pi->get_type_str() << std::endl; + } + } +} + +void EventOutput::summary() const +{ + std::map<std::string, int> type_count; + for (JournalScanner::EventMap::const_iterator i = scan.events.begin(); i != scan.events.end(); ++i) { + std::string type; + if (auto& le = i->second.log_event; le) + type = le->get_type_str(); + else if (auto& pi = i->second.pi; pi) + type = pi->get_type_str(); + if (type_count.count(type) == 0) { + type_count[type] = 0; + } + type_count[type] += 1; + } + + std::cout << "Events by type:" << std::endl; + for (std::map<std::string, int>::iterator i = type_count.begin(); i != type_count.end(); ++i) { + std::cout << " " << i->first << ": " << i->second << std::endl; + } + + std::cout << "Errors: " << scan.errors.size() << std::endl; + if (!scan.errors.empty()) { + for (JournalScanner::ErrorMap::const_iterator i = scan.errors.begin(); + i != scan.errors.end(); ++i) { + std::cout << " 0x" << std::hex << i->first << std::dec + << ": " << i->second.r << " " + << i->second.description << std::endl; + } + } +} |